Unit 2 Words Expressions单词讲解ppt课件-（2019）新人教版高中英语必修第二册.pptx

1、版本：新人教版本：新人教单元：必修单元：必修二二 Unit 2 Words & Expressions 1_ vi.恢复；康复 vt.找回；寻回2_ vt.去除；移开；脱去3_ vi. & vt.打算；计划；想要4_ n压力；要求5_ vt.减少recoverremoveintendpressurereduce单词短语检测单词短语检测6_ adj.由于；因为7_ adj.大量的；广泛的n.大量；堆；群8_ n. (动植物的)生活环境；栖息地9_ vt. & vi. 射杀；射伤；发射10_ n感情；情感；情绪11_ adj.特别的；不寻常的12_ n平均数；平均水平adj.平均的；正常的；普通的

2、duemasshabitatshootemotionunusualaverage13_ vi.适应vt.使适应；使适合14_ n措施；方法vt.测量；度量；估量15_ vt.观察(到)；注视；遵守16_ vt.提醒；使想起17_ n，vi.& vt.攻击；抨击18_ adj.不合法的；非法的_ adv.不合法地；非法地adaptmeasureobserveremindattackillegalillegally19_ vt.& vi.打猎；搜寻；追捕_ n猎人20_ vt.使惊恐；使害怕；使担心 n 恐慌；警报；警报器_ adj.惊人的；使人惊恐的21_ n速度； (比)率 vt.划分等级_n

3、等级；级别22_ adj.已灭绝的_ n灭绝hunthunteralarmalarmingrateratingextinctextinction23_ vt.涉及；让担忧_ adj.担心的；关切的24_ adv.立刻_ adj.立刻的，马上的25_ vt.使遭受危险；危害_ adj.濒临灭绝的26_ adj.有效的；生效的_ n结果；效力；影响concernconcernedimmediatelyimmediateendangerendangeredeffectiveeffect27_ n威胁_ vt.威胁；危及28_ vi.存在；生存_ n生存；存在29_ n和谐；融洽_ adj.和谐的30

4、_ adj.知道；发觉；有意识的_ n意识threatthreatenexistexistenceharmonyharmoniousawareawareness. 根据汉语意思写出短语1_平均2_取得进步3_对关切的；为担忧的4_ 适应5_ (放在疑问词之后表示强调)究竟；到底on averagemake progressbe concerned aboutadapt toon earth6_ 灭亡；逐渐消失7_ 意识到；知道8_ 看清；听清；分清9_使某人想起(类似的人或物)10_保护；照管；监督11_日日夜夜；夜以继日die outbe aware ofmake outremind sb.

5、 of sb./sth.watch overday and night12_由于；因为13_搜索；查找14_激起15_被用作16_关心，爱护17_执行，做due tosearch forstir upbe used forcare forcarry outawareadj 不用于名词前不用于名词前 意识到的；察觉到的：意识到的；察觉到的： (be) aware of:People around the world should be aware of the real situation of water shortage. 2010 福建书面表达They suddenly became aw

6、are of people looking at them. (be) aware + that 从句：从句：If she had been aware that the mushrooms were poisonous, she would not have picked them for dinner.词汇拓展词汇拓展awareness n U 认识；意识认识；意识：raise awareness of词源：词源：a- (加强意义加强意义) + ware (看、留意看、留意) 意识到意识到归纳拓展(1)be/become aware of sth.知道；明白；意识到be/become aw

7、are that .明白；意识到as far as Im aware据我所知(2)unaware adj.不知道的，未意识到的，不注意的be unaware of没有意识到，未注意到(3)awareness n察觉，觉悟，意识知识点补充及练习1. People around the world should be aware _ the real situation of water shortage.2. Were you aware of that something was wrong?(改错)3. She slipped away without him being aware of

8、it.4. There was an almost complete lack of _(aware) of the issues involved.raise awareness ofnoticing that sth is present, or that sth is happening 察觉到；发觉；发现awarenessofaware根据所给汉语，用适当的词块完成下列句子。根据所给汉语，用适当的词块完成下列句子。1. People are becoming far more _(意识到) environmental problems.2. She _ (察觉到) a tall dar

9、k person watching her.3. The writers book _ (提高人们的意识) the dangers of pollution. (2014 江苏改)4. Many people _ (不知道) how much food and drink they consume (消耗).was aware ofaware ofraised peoples awareness ofare not aware / unaware of average n C & U 平均；平均数：平均；平均数：The average of 3, 8 and 10 is 7. I spend

10、an average of about $200 a year on books. 一般水平；平均标准：一般水平；平均标准：below / above averagethe national averageon average 平均；一般地：平均；一般地：On average we have five classes a day. Women, on average, live longer. 2016 四川 adj 无比较级无比较级 只用于名词前只用于名词前 平均的：平均的：The average number of electronic devices rose from four per

11、 household in 1992 to 13 in 2007. 2018 全国 中等的；适中的中等的；适中的 normal or typical：children of average intelligenceHe was in his late twenties and of average height. 平常的；普遍的平常的；普遍的 not special; ordinary：Freddy was an average student, but not an average person. 2017 全国 vt 不用于被动语态不用于被动语态 平均为平均为average1. I spe

12、nd _ average of about $200 a year on books.2. Women, _ average, live longer.3. I was just an average sort of student.4. 40 hours is a fairly average working week for most people.5. We averaged 42 miles per hour. 典型的；正常的 普通的；平常的；一般的平均为anon平均，一般地concern1. Please pay attention because this information

13、concerns all of you. 2. It concerned her that her son hadnt been back home. 3. A good doctor should always concern himself with his patients. 4. The quality of books is _ main concern to editors.5. People concerned in the event were all punished.关于；与关于；与有关有关 to be about sth;涉及涉及; ;牵涉牵涉 to affect / i

14、nvolve sb / sth： 使担心使担心 to worry sb：concern oneself with 正式用语 关心；担心：a 不用于名词前 有关的；有关联的：6. Parents are all concerned _ their children.7. More people are concerned with the protection of endangered animals.8. Im doing fine as far as history is concerned, but my math is not good. 9. There are various qu

15、estions _(concern) pollution and environment.10. He looked at me with concern. Now the main concern for me was how to deal with the money problem.about / for关注的；关切的concerning关切地，担忧地n. 担心的事归纳拓展(1)show/express concern about/for对表示关心/担心(2)concerned adj.担心的；关切的；相关的be concerned about/for担心；关心as far as .

16、be concerned就而言；依之见(3)concerning prep.关于；有关归纳拓展(1)adapt oneself to使自己适应或习惯于adapt sth. to使某物适应或适合于adapt to适应(2)adapt .from.根据改编或改写He tried hard to adapt himself to the new environment.他努力使自己适应新的环境。The children find it hard to adapt to the new school.孩子们发现很难适应新学校。The TV play was adapted from a histori

17、cal novel.这部电视剧改编自一部历史小说。名师指津adapt和adopt词形相近，但词义不同。adapt指“适应；改编”；adopt指“采用；采取；收养”。adapt1. As time went by, I gradually adapt (myself) _ the school life.2. This new film is said to be adapted _ a novel by Jane Austen.3. Three of his novels have been adapted _ television.4. He made a quick _(adapt) to

18、 the new environment.5. The new film _ (adapt) from a popular novel tells a story _ a girl from America tries hard to adapt herself to _ (study) in China.tofromforadaptation/adaption区别：adapt与adoptadaptedwherestudyingmeasuren C & U 度量单位；计量标准：度量单位；计量标准：weights and measures C 正式用语正式用语 (判断的判断的) 标准；衡量标准；

19、衡量a way of testing or judging sth：Speed is a good measure of work performance in this setting. “测量测量”的单位的单位“测量测量”的标准的标准measure的词源义为“测量”，是 meter（米）的同源词 C 用单数用单数 (一定的一定的) 量；程度量；程度 (degree)： No matter how unpredictable the future is, theres almost always some measure of joy to be got from the moment. 2

20、015 浙江改 C 常用复数常用复数 措施；办法措施；办法 an official action (step)：safety measures It is high time that we should take some measures to protect endangered animals. “测量测量”的结果的结果“测量测量”的方法的方法 vt & vi 量；测量量；测量： 用作系动词用作系动词 不用于进行时不用于进行时 (尺寸、数量等尺寸、数量等) 量度为量度为： The room measures 10 meters across. vt 估量；衡量估量；衡量 (assess

21、)：measurevmeasuring instruments The doctor weighed the baby and measured its height. Scientists havent measured the positive effects of laughter on children. measurement n U 测量；衡量；C 常用复数 尺寸：take sbs measurements 1.It is high time that we should take some _ (measure) to protect endangered animals. 2.

22、 Speed is a good measure of work performance in this setting. 3. Sending flowers is a measure of how much you care.4. The doctor weighed the baby and measured its height. 5. The room _(measure) 10 meters across. 6. Scientists havent measured the positive effects of laughter on children. measure(判断的)

23、 标准；衡量measures估量；衡量 (assess)measuresdieMy will to talk to him gradually died.消失; 消退; He watched his cigarette die.熄灭Im dying for a cup of tea.Im dying to see you.As a result, many species are quickly dying out.(翻译) The battery is dead. The whole room fell into dead darkness. (翻译) You are deadly righ

24、t. The most deadly threat is not arms but humans themselves.不工作的，已废弃的完全的adv. 很，十分adj. 致命的When the applause had died down, she began her speech.The wind has died down a bit.The sound of their laughter died away.Although the wind has died _, the rain remains steady, so you will need a raincoat.away/do

25、wnThe survivors are dying off daily.die off 相继死去 observe 【相关训练】1) He stood there, _ (observe) every move of these ants.2) He was observed _ (read) a book when we entered the classroom.3) The scientists observed a strange phenonmenon accidently when they did research on this new kind of plant. _4) Yo

26、ud better _ (observe) the local customs when you are here.5) Christmas is an important festival for Western people _ (observe).observingreading观察到，注意到observeto observe归纳拓展remind vt 提醒提醒 to make sb remember sth that they must do:Remind you, Jane. Take care. My wife got her purse picked at the station

27、 once. remind sb about / of:I forgot to remind him about / of the time for the interview. remind sb to do sth:We put up a board to remind people to protect thetrees. 2009 北京书面表达 remind sb + (that) / wh-从句：从句：She reminded me that I hadnt called Mother. 2011 全国改remind1. Im sorry, Ive forgotten your na

28、me. Can you remind me?2. I forgot to remind him _ the time for the interview.about/of3. We put up a board _( remind) people to protect the trees.to remind4. She reminded me that I hadnt called Mother.5. This book is a _ (remind) for me to make me think of the days we spent together.reminder提醒物提醒物/者者

29、recover v vt (意识、知觉等意识、知觉等) 恢复恢复 to get back the use of your senses, control of your emotion, etc.： It took her a few minutes to recover consciousness. vi (从疾病或病态等中从疾病或病态等中) 恢复过来恢复过来 to get well again after being ill, hurt, etc.; to return to a normal state： The economy is at last beginning to recov

30、er. How can Linda recover from her illness in this room when its so dirty and dusty? vt 重新获得重新获得 to find or get back sth that was lost or stolen： Police have recovered the stolen car. We worked hard to recover the lost time. recover的词源义是“come back, return; regain health; get again”，它的基本义重新获得重新获得 “ge

31、t again (regain)”recover 语义网络语义网络图图“重新获得重新获得” ” 意识意识 / / 能力等能力等“重新获得重新获得”健康健康 / / 状态状态“重新获得重新获得”物品物品(意识、知觉等意识、知觉等) 恢复恢复 (从疾病或病态等中从疾病或病态等中) 恢复过来恢复过来 重新获得重新获得 重新获得re- + coverHe has made a full _(recover) from his operation. recovery 移走；移开；搬走移走；移开；搬走 take away：He was too tired to remove the stone.He re

32、moved a notice from the door. 正式用语正式用语 摘掉；脱掉摘掉；脱掉 take off：She removed the diamond ring to cook a meal. 2017 浙江改日常用语中更常用take offremove vt 消除；去掉消除；去掉 get rid of：remove sbs fear / doubts remove dark spots 把把免职；撤去免职；撤去 dismiss from：remove a man from office 【拓展拓展】 removal n C & U 移走；移去；消除移走；移去；消除 remove

33、1. to take sth/sb away from place 移开;拿开;去掉;从机构开除：Illegally parked vehicles will be removedHe removed his hand_ her shoulder.fromThree children were removed from the school for bad behaviour2sth to take off clothing from the body脱去（衣服等）；摘下：She removed her glasses and rubbed her eyes她摘下眼镜，揉了揉眼睛。 3. to

34、 get rid of sth unpleasant, dirty,etc. to make sth disappear 去除，排除（污渍、不愉快的事物等）；使消失She has had the tumour removed.remove sbs fear/doubtsWhen fat and salt _ ( remove) from food, the food tastes as if is missing something. (2017 全国）are removedremoval n. intend vt打算；想要打算；想要 to plan or mean to do sth：I i

35、ntend no harm. intend doing / to do sth：He intends studying / to study abroad next year. intend sb / sth to do sth：I intend you to come with me. intend + that 从句从句：We intend that / It is intended that production will start next month. 日常英语中更常用plan to do sth intend vt. 计划，打算；想要1) His parents intended

36、 him _ (study) further after graduation from university but he intended _ (chase) his own dream.2) This program _(intend) for young children are well received by the parents as soon as it is introduced.3) I have no intention _ (watch) the film. I have to practise playing the piano for the coming con

37、test. to study to chase / chasing intended to watch 本打算做.但事实上没有.4) He had intended to pay a visit to his grandmother, but something unexpected happened and he had to change the plan.5) This program was set up with the intention of providing help for homeless people.6). The intention of this project

38、is _ (reduce) the pollution by 25% by the end of the year. So we intend _ (search) for some new ways to achieve it.to reduceto searchexistDoes life exist on other planets?其他行星上有生命吗？We existed _a diet of rice.onI was unaware of his _( exist)until today.existencecome into existence/beingin existenceTh

39、ere exists .exist in 存在于.中The _(exist) system has been out of date due to the rapid development of the society.existing reduceThe price has been reduced from $10 to $8. Eating just one carrot a day can reduce the possibility of getting this disease by 40%. 2009 陕西vt & vi 缩减；减少 (cut)She was reduced t

40、o tears by their cruel words. There lay my house, reduced to ruins, smelly and dirty.reduce to常用于被动语态使陷入（更坏的）境地；使沦落reduction n C & U 缩减；减少：缩减；减少：strategies for noise reduction He has been reduced to _ (exist) on begging on the street.existingshoot v. (shot - shot) 射击，射中；拍摄；射门，投篮；快速移动 n. 嫩芽【相关训练】(1)

41、He _ (shoot) to death by a man who rushed into the room with a gun.(2) It was great for him _ (shoot) the goal in the last minute.(3) The movie _ (shoot) in France is popular upon being shown to the public.(4) The thief _ (shoot) his hand into a womans bag and took away the wallet.(5) (翻译) The rose

42、is putting out new shoots in the Spring.was shotto shootshotshotn. 嫩芽12. attack n. 攻击，进攻；抨击；疾病侵袭，发作 vt. 攻击，进攻；抨击；疾病侵袭 (affect)【相关训练】(1) (翻译) The Air Force launched an air attack against / on the enemy.(2) (翻译) He suffered a heart attack.(3) (翻译) Travelers should not feed the wild animals in a close

43、distance because they may attack people.(4) (翻译)His remarks were attacked in the newspaper.(5) (翻译) Recently, COVID-19 has attacked many countries.n. 空袭空袭n. 心脏病发作心脏病发作v. 攻击攻击v. 抨击抨击v. 疾病侵袭疾病侵袭13. threat n. (u) 威胁，恐吓 (c) 构成威胁的人或物 threaten vt. 威胁，恐吓【相关训练】(1) (翻译) Many people all over the world have suffered the threat of violence.(2) (翻译) Water pollution is a great threat to humans.(3) The traffic problems _ (threat) the everyday life of people in the past few years. 暴力威胁暴力威胁对于对于.而言是威胁而言是威胁have threatened